// BOM at the very begining of the stream should be ignored
require(__dirname).test({
  xml: '\uFEFF<P></P>',
  expect: [
    ['opentagstart', { name: 'P', attributes: {} }],
    ['opentag', { name: 'P', attributes: {}, isSelfClosing: false }],
    ['closetag', 'P'],
  ],
})

// In all other places it should be consumed
require(__dirname).test({
  xml: '\uFEFF<P BOM="\uFEFF">\uFEFFStarts and ends with BOM\uFEFF</P>',
  expect: [
    ['opentagstart', { name: 'P', attributes: {} }],
    ['attribute', { name: 'BOM', value: '\uFEFF' }],
    [
      'opentag',
      { name: 'P', attributes: { BOM: '\uFEFF' }, isSelfClosing: false },
    ],
    ['text', '\uFEFFStarts and ends with BOM\uFEFF'],
    ['closetag', 'P'],
  ],
})

// BOM after a whitespace is an error
require(__dirname).test({
  xml: ' \uFEFF<P></P>',
  expect: [
    [
      'error',
      'Non-whitespace before first tag.\nLine: 0\nColumn: 2\nChar: \uFEFF',
    ],
    ['text', '\uFEFF'],
    ['opentagstart', { name: 'P', attributes: {} }],
    ['opentag', { name: 'P', attributes: {}, isSelfClosing: false }],
    ['closetag', 'P'],
  ],
  strict: true,
})

// There is only one BOM allowed at the start
require(__dirname).test({
  xml: '\uFEFF\uFEFF<P></P>',
  expect: [
    [
      'error',
      'Non-whitespace before first tag.\nLine: 0\nColumn: 2\nChar: \uFEFF',
    ],
    ['text', '\uFEFF'],
    ['opentagstart', { name: 'P', attributes: {} }],
    ['opentag', { name: 'P', attributes: {}, isSelfClosing: false }],
    ['closetag', 'P'],
  ],
  strict: true,
})
